Stonewall has today published its list of the Top 100 Employers of 2015, featuring the country's best employers for lesbian, gay and bisexual staff.
Nottinghamshire Health Care NHS Trust is 2015's top employer, the first time an NHS Trust has been named as the most gay-friendly workplace.
In second place is Tower Hamlets Homes and Lloyds Banking Group were ranked third.
Pride UK of American Express wins the award for Network Group of the Year and Alison Lowe, Chief Executive of support group Touchstone, is named Senior Champion of the Year.
Tamoor Ali, Senior Commercial Analyst at BP is Role Model of the Year. Ally of the Year is awarded to EDF Energy's Chief Nuclear Officer Mark Gorry.
Accenture, Barclays, BP, Citi, Freshfields Bruckhaus Deringer, Herbert Smith Freehills, HSBC, IBM, RBS and the Royal Air Force are named as Top Global Employers, based on their support for their lesbian, gay and bisexual staff worldwide.
Ruth Hunt, Stonewall's Chief Executive, said: "Nottinghamshire Healthcare NHS Trust and every employer featured in the 2015 Top 100 have performed remarkably. Not only was this the most competitive year to date, we're delighted to see that in just fifteen years our armed forces are making real progress in supporting and developing their lesbian, gay and bisexual staff."
Ruth Hawkins, Chief Executive of Nottinghamshire Healthcare NHS Trust, said: "I am absolutely delighted to lead Stonewall's Employer of the Year for 2015. The Trust has an outstanding reputation for its proactive approach to all strands of equality and diversity. Having appeared in the Top 100 list for a number of years it is especially rewarding to see that our continued efforts to tackle discrimination and create an inclusive workplace have been recognised."